<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title>:a 伪类选择器</title>
		<!-- link  未访问时
		visited 访问后
		hover  悬停
		active 鼠标单击不动 -->
       <style type="text/css">
			 a:link{
				 color: #000000;
			 }
			 a:visited{
				 color: #33CCCC;
				 font-size: 20;
			 }
			 a:hover{
				 color: red;
				 font-size: 50px;
				 text-decoration: none;
			 }
			 a:active{
				 color: green;
				 font-size: 50px;
			 }
	
		</style>
    </head>
	<body>

	  <a href="#">111111111</a>
	  <a href="#">222222222</a>
	  <a href="#">333333333</a>


	</body>
</html>
